Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 87 insertions, 0 deletions

diff --git a/js/src/jit-test/lib/asserts.js b/js/src/jit-test/lib/asserts.js
new file mode 100644
index 0000000000..f0b3fe3bff
--- /dev/null
+++ b/js/src/jit-test/lib/asserts.js
@@ -0,0 +1,87 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+
+load(libdir + "non262.js");
+
+if (typeof assertWarning === 'undefined') {
+    var assertWarning = function assertWarning(f, pattern) {
+        enableLastWarning();
+
+        // Verify that a warning is issued.
+        clearLastWarning();
+        f();
+        var warning = getLastWarning();
+        clearLastWarning();
+
+        disableLastWarning();
+
+        if (warning) {
+            if (!warning.message.match(pattern)) {
+                throw new Error(`assertWarning failed: "${warning.message}" does not match "${pattern}"`);
+            }
+            return;
+        }
+
+        throw new Error("assertWarning failed: no warning");
+    };
+}
+
+if (typeof assertNoWarning === 'undefined') {
+    var assertNoWarning = function assertNoWarning(f, msg) {
+        enableLastWarning();
+
+        // Verify that no warning is issued.
+        clearLastWarning();
+        f();
+        var warning = getLastWarning();
+        clearLastWarning();
+
+        disableLastWarning();
+
+        if (warning) {
+            if (msg) {
+                print("assertNoWarning: " + msg);
+            }
+
+            throw Error("assertNoWarning: Unexpected warning when calling: " + f);
+        }
+    };
+}
+
+if (typeof assertErrorMessage === 'undefined') {
+    var assertErrorMessage = function assertErrorMessage(f, ctor, test) {
+        try {
+            f();
+        } catch (e) {
+            // Propagate non-specific OOM errors, we never test for these with
+            // assertErrorMessage, as there is no meaningful ctor.
+            if (e === "out of memory")
+                throw e;
+            if (!(e instanceof ctor))
+                throw new Error("Assertion failed: expected exception " + ctor.name + ", got " + e);
+            if (typeof test == "string") {
+                if (test != e.message)
+                    throw new Error("Assertion failed: expected " + test + ", got " + e.message);
+            } else {
+                if (!test.test(e.message))
+                    throw new Error("Assertion failed: expected " + test.toString() + ", got " + e.message);
+            }
+            return;
+        }
+        throw new Error("Assertion failed: expected exception " + ctor.name + ", no exception thrown");
+    };
+}
+
+if (typeof assertTypeErrorMessage === 'undefined') {
+    var assertTypeErrorMessage = function assertTypeErrorMessage(f, test) {
+      assertErrorMessage(f, TypeError, test);
+    };
+}
+
+if (typeof assertRangeErrorMessage === 'undefined') {
+    var assertRangeErrorMessage = function assertRangeErrorMessage(f, test) {
+      assertErrorMessage(f, RangeError, test);
+    };
+}